X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fapi%2FAlignViewportI.java;h=7a0023195a41b77917571cc891696fcf029a9591;hb=e20cd4d53a73081a49b378f276aa17cd5d7948fb;hp=9e080a0f7f62a60a8f5d806474168791606b5bde;hpb=aa6643d51133a8541dcbe30191b344aa09907a5f;p=jalview.git

diff --git a/src/jalview/api/AlignViewportI.java b/src/jalview/api/AlignViewportI.java
index 9e080a0..7a00231 100644
--- a/src/jalview/api/AlignViewportI.java
+++ b/src/jalview/api/AlignViewportI.java
@@ -31,6 +31,7 @@ import jalview.datamodel.SearchResultsI;
 import jalview.datamodel.SequenceCollectionI;
 import jalview.datamodel.SequenceGroup;
 import jalview.datamodel.SequenceI;
+import jalview.renderer.ResidueShaderI;
 import jalview.schemes.ColourSchemeI;
 
 import java.awt.Color;
@@ -81,6 +82,14 @@ public interface AlignViewportI extends ViewStyleI
 
   ColourSchemeI getGlobalColourScheme();
 
+  /**
+   * Returns an object that describes colouring (including any thresholding or
+   * fading) of the alignment
+   * 
+   * @return
+   */
+  ResidueShaderI getResidueShading();
+
   AlignmentI getAlignment();
 
   ColumnSelection getColumnSelection();
@@ -159,7 +168,7 @@ public interface AlignViewportI extends ViewStyleI
 
   /**
    * 
-   * @return the alignment annotatino row for the structure consensus
+   * @return the alignment annotation row for the structure consensus
    *         calculation
    */
   AlignmentAnnotation getAlignmentStrucConsensusAnnotation();
@@ -172,11 +181,13 @@ public interface AlignViewportI extends ViewStyleI
   void setRnaStructureConsensusHash(Hashtable[] hStrucConsensus);
 
   /**
-   * set global colourscheme
+   * Sets the colour scheme for the background alignment (as distinct from
+   * sub-groups, which may have their own colour schemes). A null value is used
+   * for no residue colour (white).
    * 
-   * @param rhc
+   * @param cs
    */
-  void setGlobalColourScheme(ColourSchemeI rhc);
+  void setGlobalColourScheme(ColourSchemeI cs);
 
   Map<SequenceI, SequenceCollectionI> getHiddenRepSequences();